Security readout for executives and security teams
Plain-English summary
This is a stored cross-site scripting issue in a WordPress carousel plugin. A user with some site privileges could save malicious content that later runs in another user’s browser. Business risk is moderate because exploitation needs privileges and user interaction, but WordPress admin sessions and content workflows can make that meaningful.
Executive priority
Prioritize remediation for public WordPress sites, sites with many content contributors, or sites handling customer trust-sensitive journeys. This is not currently evidenced as actively exploited, but stored XSS can affect administrator sessions and site integrity.
Technical view
CVE-2023-51493 affects Howard Ehrenberg Custom Post Carousels with Owl through 1.4.6. The issue is CWE-79 stored XSS caused by improper neutralization during page generation. CVSS 3.1 is 6.5 with network access, low complexity, low privileges, required user interaction, and changed scope.
Likely exposure
Exposure is limited to WordPress sites with Custom Post Carousels with Owl installed at version 1.4.6 or earlier. Risk is higher where multiple authors, editors, contractors, or other lower-privileged users can create or modify carousel-related content.
Exploitation context
The source bundle does not cite active exploitation, and the CVE is not marked KEV. The CVSS vector indicates exploitation requires low privileges and user interaction. Treat this as a credible plugin-level stored XSS risk, not evidence of broad in-the-wild exploitation.
Researcher notes
Available evidence identifies stored XSS, affected plugin and version range, CVSS, and CWE. The source bundle does not include exploit details, a fixed version, or vendor mitigation text. Avoid assuming unauthenticated exploitation or active abuse without additional cited evidence.
Mitigation direction
- Inventory WordPress sites for the Custom Post Carousels with Owl plugin.
- Check installed plugin versions and flag 1.4.6 or earlier.
- Review vendor or Patchstack guidance for a fixed version or recommended action.
- Disable or remove the plugin where it is unnecessary.
- Restrict carousel editing permissions to trusted users until remediated.
Validation and detection
- Confirm whether each WordPress site has package dd-post-carousel installed.
- Verify the installed plugin version against the affected range through 1.4.6.
- Review carousel content for unexpected scripts, event handlers, or suspicious markup.
- Check audit logs for recent changes by lower-privileged accounts.
- Confirm remediation by rechecking plugin presence, version, and editing permissions.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2023-51493 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L2.33.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source materials
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.